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`        Let x=3^1/3.3^2/9..........∞ then x^1/3 =..............`
one year ago

Arun
24740 Points
```							 first powerof 3 are arranged. S =         1/3 + 2/9 + 3/27 +........ S/3 =              1/9 + 2/27 + ….... now subtract 2S/3 = 1/3 + 1/9 + 1/27 +....... 2S/3 = 1/3 / (1- 1/3) 2S/3 = ½ S = ¾ now coming back to question. x = 3^S x = 3^(3/4) hence x^1/3 = 3^1/4 hope it helps
```
one year ago
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### Course Features

• 731 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions